Featured Articles in the Section of Optoelectronics.

This document is a collection of featured articles in the field of optoelectronics. Optoelectronics involves the study and development of electronic devices that emit or detect light, including gamma rays, X-rays, ultraviolet, infrared radiation, and visible light. The articles cover a range of topics, including a new passive optical network system, performance evaluation of a PET scanner, the design of a high-Q perfect absorber, the evolution of bioamplifiers, optical chaos communication, threshold voltage shift in OFETs, near-infrared CMOS image sensors, interface functionalization in perovskite solar cells, and the visualization of halide segregation in perovskite materials. These articles provide valuable insights and advancements in the field of optoelectronics. [Extracted from the article]